42899472

Names of 42899472

• Cardinal: 42899472 can be written as Forty-two million, eight hundred ninety-nine thousand, four hundred seventy-two.

Scientific notation

• Scientific notation: 4.2899472 × 10⁷

Factors of 42899472

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 10
• Sum of prime factors: 149

Divisors of 42899472

• Number of divisors d(n): 240
• Complete list of divisors:
  1 2 3 4 6 7 8 9 11 12 14 16 18 21 22 24 28 33 36 42 44 48 53 56 63 66 72 73 77 84 88 99 106 112 126 132 144 146 154 159 168 176 198 212 219 231 252 264 292 308 318 336 371 396 424 438 462 477 504 511 528 583 584 616 636 657 693 742 792 803 848 876 924 954 1008 1022 1113 1166 1168 1232 1272 1314 1386 1484 1533 1584 1606 1749 1752 1848 1908 2044 2226 2332 2409 2544 2628 2772 2968 3066 3212 3339 3498 3504 3696 3816 3869 4081 4088 4452 4599 4664 4818 5247 5256 5544 5621 5936 6132 6424 6678 6996 7227 7632 7738 8162 8176 8904 9198 9328 9636 10494 10512 11088 11242 11607 12243 12264 12848 13356 13992 14454 15476 16324 16863 17808 18396 19272 20988 22484 23214 24486 24528 26712 27083 27984 28908 30952 32648 33726 34821 36729 36792 38544 41976 42559 44968 46428 48972 50589 53424 54166 57816 61904 65296 67452 69642 73458 73584 81249 83952 85118 89936 92856 97944 101178 108332 115632 127677 134904 139284 146916 162498 170236 185712 195888 202356 216664 243747 255354 269808 278568 293832 297913 324996 340472 383031 404712 433328 487494 510708 557136 587664 595826 649992 680944 766062 809424 893739 974988 1021416 1191652 1299984 1532124 1787478 1949976 2042832 2383304 2681217 3064248 3574956 3899952 4766608 5362434 6128496 7149912 10724868 14299824 21449736 42899472
• Sum of all divisors σ(n): 154597248
• Sum of proper divisors (its aliquot sum) s(n): 111697776
• 42899472 is an abundant number, because the sum of its proper divisors (111697776) is greater than itself. Its abundance is 68798304

Bases of 42899472

• Binary: 10100011101001100000010000₂
• Hexadecimal: 0x28E9810
• Base-36: PJHG0

Squares and roots of 42899472

• 42899472 squared (42899472²) is 1840364697878784
• 42899472 cubed (42899472³) is 78950673826439353602048
• The square root of 42899472 is 6549.7688508831
• The cube root of 42899472 is 350.0665778109

Scales and comparisons

• 42,899,472 seconds is equal to 1 year, 18 weeks, 6 days, 12 hours, 31 minutes, 12 seconds.
• To count from 1 to 42,899,472 would take you about two years!

  This is a very rough estimate, based on a speaking rate of half a second every third order of magnitude. If you speak quickly, you could probably say any randomly-chosen number between one and a thousand in around half a second. Very big numbers obviously take longer to say, so we add half a second for every extra x1000. (We do not count involuntary pauses, bathroom breaks or the necessity of sleep in our calculation!)

• A cube with a volume of 42899472 cubic inches would be around 29.2 feet tall.

Recreational maths with 42899472

• 42899472 backwards is 27499824
• The number of decimal digits it has is: 8
• The sum of 42899472's digits is 45
• More coming soon!